<template>
  <el-breadcrumb class="breadcrumb" separator="/">
    <transition-group name="breadcrumb">
      <el-breadcrumb-item v-for="(item, index) in breadcrumbData" :key="item.path">
        <!--   不可点击   -->
        <span class="no-redirect" v-if="index === breadcrumbData.length - 1">{{ generateTitle(item.meta.title) }}</span>
        <!--   可点击   -->
        <span class="redirect" v-else @click="onLinkClick(item)">{{ generateTitle(item.meta.title) }}</span>
      </el-breadcrumb-item>
    </transition-group>
  </el-breadcrumb>
</template>
<script setup lang="ts">
import { watch, ref } from 'vue'
import { useStore } from 'vuex'
import { useRoute, useRouter } from 'vue-router'
import { generateTitle } from '../../utils/i18n'
// 生成数组数据
const breadcrumbData = ref([])
const getBreadcrumbData = () => {
  // console.log(route.matched)
  // 当前路由的标准化路有记录
  breadcrumbData.value = route.matched.filter(item => item.meta && item.meta.title)
  // console.log(breadcrumbData)
}
// 监听 路有变化
const route = useRoute()
watch(route, () => {
  getBreadcrumbData()
}, {
  immediate: true
})
// 跳转点击事件
const router = useRouter()
const onLinkClick = (item:any) => {
  router.push(item.path)
}
// 将来需要主题替换,所以hover 的颜色我们设置为 主色
const store = useStore()
const linkHoverColor = ref(store.getters.cssVar.menuBg)
</script>
<style lang="scss" scoped>
.breadcrumb {
  display: inline-block;
  font-size: 14px;
  line-height: 50px;
  margin-left: 8px;

  .redirect {
    color: #666;
    font-weight: 600;
    cursor: pointer;
  }
  .redirect:hover {
    color: v-bind(linkHoverColor);
  }
  :deep(.no-redirect) {
    color: #97a8be;
    cursor: text;
  }
}
</style>
